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Finding the Fourth Proportional to 334,168.80, 501,226.64 and 134,348.32

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Solution

The fourth proportional to 334,168.80, 501,226.64 and 134,348.32 is: 201,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,168.80 : 501,226.64 = 134,348.32 : x
  2. Step 2: Convert to fraction form
    334,168.80/501,226.64 = 134,348.32/x
  3. Step 3: Cross multiply
    334,168.80x = 501,226.64 × 134,348.32
  4. Step 4: Simplify right side
    334,168.80x = 67,338,957,023.24
  5. Step 5: Solve for x
    x = 67,338,957,023.24/334,168.80
  6. Step 6: Final answer
    x = 201,511.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.